DID YOU KNOW Print Email 2010-03-18T22:59:00Z DID YOU KNOW Arizona Daily Star March 18, 2010 10:59 pm Comments The Tucson area is home to several other petroglyph sites. One is on Signal Hill at Saguaro National Park West. Join Discussion Recommendations Sponsored Links Copyright 2013 Arizona Daily Star. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.